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Project / Collection Boyden Observatory Archive Language Not applicable Subject Death

1. EAP1190/1/1/55

Reference (shelfmark):
EAP1190/1/1/55
Title:
A. W. Roberts' handwritten notes and observations of R Muscae (Part 1 of 3).
Scope & Content:
Observations of R Muscae. Pages clearly in disarray. Includes notes, diagrams, observations and several annual light curves. Includes a sheet of note paper with the letterhead of the Amatola Hotel, Alice, Cape Province [EAP1190_AWR159_162], and a page stamped with a red graphic mark, in Afrikaan...
Collection Area:
Endangered Archives Programme
Languages:
Not applicable
Date Range:
1891-1994
Extent:
174

2. EAP1190/1/6

Reference (shelfmark):
EAP1190/1/6
Title:
Photographic Prints
Scope & Content:
The majority of the material dates from the 1930s, and the 1950s. 2 images were taken in the 1970s and 1 in 1994. Several of the prints are from glass plate negatives held in the collection and described elsewhere. Themes in this series include the Observatory site and its development, views of ...
Collection Area:
Endangered Archives Programme
Languages:
Not applicable
Date Range:
1891-1994
Extent:
508

3. EAP1190/1/6/10

Reference (shelfmark):
EAP1190/1/6/10
Title:
Boyden Photo Box 14: Aerial views of Boyden Observatory, the 60-inch telescope, and celestial objects
Scope & Content:
Aerial views (1932, 1960s), the 60-inch Rockefeller Telescope and its mirror in a vacuum chamber, and several astronomical objects (bright nebulae, star clusters, Milky Way star fields, and the Magellanic Clouds). n/a. Extent: 14 photographic prints (11 black-and-white, 3 colour). Custodial h...
Collection Area:
Endangered Archives Programme
Languages:
Not applicable
Date Range:
1891-1994
Extent:
14

4. EAP1190/1/6/10/1

Reference (shelfmark):
EAP1190/1/6/10/1
Title:
The Sutherland observing site of the SAAO.
Scope & Content:
Typed caption in Afrikaans: "Die Suid-Afrikaanse nasionale Sterrewag by Sutherland waar die re-aluminisering gedoen is.". Translation: "The South African national Observatory at Sutherland where the re-aluminising was done.". PB14_0001 and PB14_0002 were part of a poster display titled: "Telesco...
Collection Area:
Endangered Archives Programme
Languages:
Not applicable
Date Range:
1891-1994
Extent:
1

5. EAP1190/1/6/10/2

Reference (shelfmark):
EAP1190/1/6/10/2
Title:
The Boyden 60-inch mirror being placed into a vacuum chamber.
Scope & Content:
Typed caption in Afrikaans: "Die spieël word in die groot vakuumkamer (vertikaal) geplaas. Nadat die vakuumkamer se 'deksel' opgeplaas is, word 'n pomptyd van ongeveer 32 ure benodig om die vereisde vakuum te bereik. Aluminimum [sic] word op verskeie plekke in die vakuumkamer verhit totdat Al-at...
Collection Area:
Endangered Archives Programme
Languages:
Not applicable
Date Range:
1891-1994
Extent:
1

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